Home / 114,390.20-171,612.30-39,510.97

Finding the Fourth Proportional to 114,390.20, 171,612.30 and 39,510.97

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Solution

The fourth proportional to 114,390.20, 171,612.30 and 39,510.97 is: 59,275.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,390.20 : 171,612.30 = 39,510.97 : x
  2. Step 2: Convert to fraction form
    114,390.20/171,612.30 = 39,510.97/x
  3. Step 3: Cross multiply
    114,390.20x = 171,612.30 × 39,510.97
  4. Step 4: Simplify right side
    114,390.20x = 6,780,567,381.31
  5. Step 5: Solve for x
    x = 6,780,567,381.31/114,390.20
  6. Step 6: Final answer
    x = 59,275.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.